EP0201885A3 - Disc cartridge - Google Patents

Disc cartridge Download PDF

Info

Publication number
EP0201885A3
EP0201885A3 EP86106378A EP86106378A EP0201885A3 EP 0201885 A3 EP0201885 A3 EP 0201885A3 EP 86106378 A EP86106378 A EP 86106378A EP 86106378 A EP86106378 A EP 86106378A EP 0201885 A3 EP0201885 A3 EP 0201885A3
Authority
EP
European Patent Office
Prior art keywords
disc cartridge
cartridge
disc
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP86106378A
Other versions
EP0201885B1 (en
EP0201885A2 (en
Inventor
Yoshiyuki Nakamori
Seiichi Matsushima
Yasunori Kanazawa
Mitsuyoshi Koyama
Shinichi Abe
Nobuyuki Fujimoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Maxell Holdings Ltd
Original Assignee
Hitachi Ltd
Hitachi Maxell Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd, Hitachi Maxell Ltd filed Critical Hitachi Ltd
Publication of EP0201885A2 publication Critical patent/EP0201885A2/en
Publication of EP0201885A3 publication Critical patent/EP0201885A3/en
Application granted granted Critical
Publication of EP0201885B1 publication Critical patent/EP0201885B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/1055—Disposition or mounting of transducers relative to record carriers
    • G11B11/10556—Disposition or mounting of transducers relative to record carriers with provision for moving or switching or masking the transducers in or out of their operative position
    • G11B11/10558—Disposition or mounting of transducers relative to record carriers with provision for moving or switching or masking the transducers in or out of their operative position in view of the loading or unloading of the carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
    • G11B23/03—Containers for flat record carriers
    • G11B23/0301—Details
    • G11B23/0308—Shutters
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
    • G11B23/03—Containers for flat record carriers
    • G11B23/0301—Details
    • G11B23/0313—Container cases
    • G11B23/0316—Constructional details, e.g. shape
EP86106378A 1985-05-11 1986-05-10 Disc cartridge Expired - Lifetime EP0201885B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP60100021A JPS61258381A (en) 1985-05-11 1985-05-11 Disk cartridge
JP100021/85 1985-05-11

Publications (3)

Publication Number Publication Date
EP0201885A2 EP0201885A2 (en) 1986-11-20
EP0201885A3 true EP0201885A3 (en) 1988-02-03
EP0201885B1 EP0201885B1 (en) 1991-11-21

Family

ID=14262894

Family Applications (1)

Application Number Title Priority Date Filing Date
EP86106378A Expired - Lifetime EP0201885B1 (en) 1985-05-11 1986-05-10 Disc cartridge

Country Status (4)

Country Link
US (1) US4740948A (en)
EP (1) EP0201885B1 (en)
JP (1) JPS61258381A (en)
DE (1) DE3682532D1 (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2566924B2 (en) * 1986-07-14 1996-12-25 キヤノン株式会社 Magneto-optical recording device
JP2551566B2 (en) * 1986-12-05 1996-11-06 日立マクセル株式会社 Cartridge for magneto-optical disk
US4858050A (en) * 1987-06-09 1989-08-15 Verbatim Corp. Structurally rigid disk cartridge adaptable to eliminating relative axial cartridge and/or transducer head loading/unloading movement
US4991048A (en) * 1987-10-15 1991-02-05 Tdk Corporation Disc cartridge casing with shutter slidably fitted therein to uncover a pick-inserting hole
JPH0178376U (en) * 1987-11-13 1989-05-26
JPH0739100Y2 (en) * 1988-04-04 1995-09-06 日立マクセル株式会社 Disk Cartridge
DE68929326T2 (en) * 1988-04-28 2002-04-25 Dainippon Printing Co Ltd disk cartridge
US5289457A (en) * 1988-04-28 1994-02-22 Dai Nippon Insatsu Kabushiki Kaisha Disc cartridge with bent spring design for closing a closure shutter
JP2621400B2 (en) * 1988-08-12 1997-06-18 株式会社ニコン OW type magneto-optical recording medium cartridge
JP2785279B2 (en) * 1988-09-26 1998-08-13 ソニー株式会社 Disk cartridge
JPH02110069U (en) * 1989-02-13 1990-09-03
JPH0636541Y2 (en) * 1989-02-28 1994-09-21 ソニー株式会社 Disc cartridge
JPH07105124B2 (en) * 1991-03-22 1995-11-13 日立マクセル株式会社 Disc cartridge
JP2502837B2 (en) * 1991-03-22 1996-05-29 日立マクセル株式会社 Information recording / playback system
JPH06131841A (en) * 1992-07-15 1994-05-13 Matsushita Electric Ind Co Ltd Disk cartridge
US6075765A (en) * 1995-11-17 2000-06-13 Hitachi, Ltd. Information recording and reproducing apparatus, a cartridge for use in the same, and an information recording and reproducing system having the apparatus
DE69609506T2 (en) * 1996-01-10 2000-12-14 Matsushita Electric Ind Co Ltd DISK CASSETTE
US6118757A (en) * 1997-02-26 2000-09-12 Opticord, Inc. Data information disk cartridge and method of assembly and use
US5930090A (en) * 1997-11-12 1999-07-27 Iomega Corporation Data cartridge with compression return spring following arcuate guide
JP2001057048A (en) * 1999-03-05 2001-02-27 Hitachi Maxell Ltd Disk cartridge

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0079110A1 (en) * 1981-11-11 1983-05-18 Koninklijke Philips Electronics N.V. Information-disc cassette
FR2529701A1 (en) * 1982-07-01 1984-01-06 Sony Corp CASSETTE FOR DISC RECORDING AND READING INFORMATION
EP0133734A2 (en) * 1983-08-04 1985-03-06 Syquest Technology Cartridge arrangementwith a data storage medium
EP0137965A2 (en) * 1983-08-20 1985-04-24 Hitachi Maxell Ltd. Disc cartridge

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57113466A (en) * 1981-09-18 1982-07-14 Sony Corp Magnetic sheet jacket
JPS58169379A (en) * 1982-03-31 1983-10-05 Hitachi Ltd Disk half
JPS58211371A (en) * 1982-06-02 1983-12-08 Matsushita Electric Ind Co Ltd Cartridge
AU560481B2 (en) * 1982-07-19 1987-04-09 Sony Corporation Disk cassette loading
JPS60115056A (en) * 1983-11-26 1985-06-21 Toshiba Corp Information processor
NL8402602A (en) * 1984-08-27 1986-03-17 Philips Nv DISC CASSETTE.
JPS6168782A (en) * 1984-09-12 1986-04-09 Sony Corp Disc cartridge

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0079110A1 (en) * 1981-11-11 1983-05-18 Koninklijke Philips Electronics N.V. Information-disc cassette
FR2529701A1 (en) * 1982-07-01 1984-01-06 Sony Corp CASSETTE FOR DISC RECORDING AND READING INFORMATION
EP0133734A2 (en) * 1983-08-04 1985-03-06 Syquest Technology Cartridge arrangementwith a data storage medium
EP0137965A2 (en) * 1983-08-20 1985-04-24 Hitachi Maxell Ltd. Disc cartridge

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 6, no. 209 (P-150)[1087], 21st October 1982; & JP-A-57 113 466 (SONY K.K.) 14-07-1982 *
PATENT ABSTRACTS OF JAPAN, vol. 8, no. 65 (P-263)[1502], 27th March 1984; & JP-A-58 211 371 (MATSUSHITA DENKI SANGYO K.K.) 08-12-1983 *

Also Published As

Publication number Publication date
US4740948A (en) 1988-04-26
JPS61258381A (en) 1986-11-15
EP0201885B1 (en) 1991-11-21
DE3682532D1 (en) 1992-01-02
JPH043032B2 (en) 1992-01-21
EP0201885A2 (en) 1986-11-20

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